This hat tho.

Sold for a Nuts & Bolts Buckaroos Hat(13 Keys with Overpay)

http://www.tf2outpost.com/item/440,2967810590,30057,5 Bolted History

http://www.tf2outpost.com/item/440,2969355253,322,5 Buckaroos History

Sold for a Green Confetti Gridiron Guardian(10 Keys with Overpay, Outlier)

http://backpack.tf/profiles/76561198080367616?time=1410738977 -> http://backpack.tf/profiles/76561198080367616?time=1410764400

Added 2 Keys for an Australium Force-a-Nature(14 Keys with Overpay)(12 Keys Total)

http://backpack.tf/profiles/76561198056727582?time=1413183600 -> http://backpack.tf/profiles/76561198056727582?time=1413515005

10 Keys seems way too low.(And the same could be said on the confetti gridiron's price, but that's just opinions) 12-13 Keys should be fine.

Additional Proof/Counter-Proof/Constructive Criticism/Feedback is always appreciated.